Finding the Fourth Proportional to 1,355,665,314.96, 1,870,668,430.92 and 760,813,359.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,665,314.96 : 1,870,668,430.92 = 760,813,359.12 : x
2. Step 2: Convert to fraction form
   1,355,665,314.96/1,870,668,430.92 = 760,813,359.12/x
3. Step 3: Cross multiply
   1,355,665,314.96x = 1,870,668,430.92 × 760,813,359.12
4. Step 4: Simplify right side
   1,355,665,314.96x = 1,423,229,532,727,984,896
5. Step 5: Solve for x
   x = 1,423,229,532,727,984,896/1,355,665,314.96
6. Step 6: Final answer
   x = 1,049,838,420.31