Finding the Fourth Proportional to 142,694,406.34, 196,914,931.52 and 83,960,875.62

Step by Step Solution

1. Step 1: Write the proportion equation
   142,694,406.34 : 196,914,931.52 = 83,960,875.62 : x
2. Step 2: Convert to fraction form
   142,694,406.34/196,914,931.52 = 83,960,875.62/x
3. Step 3: Cross multiply
   142,694,406.34x = 196,914,931.52 × 83,960,875.62
4. Step 4: Simplify right side
   142,694,406.34x = 16,533,150,073,071,540
5. Step 5: Solve for x
   x = 16,533,150,073,071,540/142,694,406.34
6. Step 6: Final answer
   x = 115,864,037.68