Finding the Third Proportional to 119,915,817,111.75 and 266,643,099,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   119,915,817,111.75 : 266,643,099,436.50 = 266,643,099,436.50 : x
2. Step 2: Convert to fraction form
   119,915,817,111.75/266,643,099,436.50 = 266,643,099,436.50/x
3. Step 3: Cross multiply
   119,915,817,111.75x = 266,643,099,436.50 × 266,643,099,436.50
4. Step 4: Simplify right side
   119,915,817,111.75x = 71,098,542,477,103,230,615,552
5. Step 5: Solve for x
   x = 71,098,542,477,103,230,615,552/119,915,817,111.75
6. Step 6: Final answer
   x = 592,903,790,255.18