Finding the Third Proportional to 121,065,426,763.50 and 260,097,352,576.50

Step by Step Solution

1. Step 1: Write the proportion equation
   121,065,426,763.50 : 260,097,352,576.50 = 260,097,352,576.50 : x
2. Step 2: Convert to fraction form
   121,065,426,763.50/260,097,352,576.50 = 260,097,352,576.50/x
3. Step 3: Cross multiply
   121,065,426,763.50x = 260,097,352,576.50 × 260,097,352,576.50
4. Step 4: Simplify right side
   121,065,426,763.50x = 67,650,632,817,304,152,309,760
5. Step 5: Solve for x
   x = 67,650,632,817,304,152,309,760/121,065,426,763.50
6. Step 6: Final answer
   x = 558,793,989,546.32