Finding the Third Proportional to 55,365,106.50 and 121,156,870.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,365,106.50 : 121,156,870.50 = 121,156,870.50 : x
2. Step 2: Convert to fraction form
   55,365,106.50/121,156,870.50 = 121,156,870.50/x
3. Step 3: Cross multiply
   55,365,106.50x = 121,156,870.50 × 121,156,870.50
4. Step 4: Simplify right side
   55,365,106.50x = 14,678,987,269,353,770
5. Step 5: Solve for x
   x = 14,678,987,269,353,770/55,365,106.50
6. Step 6: Final answer
   x = 265,130,660.76