Finding the Fourth Proportional to 1,345,616,992.55, 1,856,951,819.76 and 742,787,982.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345,616,992.55 : 1,856,951,819.76 = 742,787,982.29 : x
2. Step 2: Convert to fraction form
   1,345,616,992.55/1,856,951,819.76 = 742,787,982.29/x
3. Step 3: Cross multiply
   1,345,616,992.55x = 1,856,951,819.76 × 742,787,982.29
4. Step 4: Simplify right side
   1,345,616,992.55x = 1,379,321,495,399,989,248
5. Step 5: Solve for x
   x = 1,379,321,495,399,989,248/1,345,616,992.55
6. Step 6: Final answer
   x = 1,025,047,619.82