Finding the Fourth Proportional to 1,106,562,256.29, 1,527,057,401.72 and 636,654,152.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,106,562,256.29 : 1,527,057,401.72 = 636,654,152.48 : x
2. Step 2: Convert to fraction form
   1,106,562,256.29/1,527,057,401.72 = 636,654,152.48/x
3. Step 3: Cross multiply
   1,106,562,256.29x = 1,527,057,401.72 × 636,654,152.48
4. Step 4: Simplify right side
   1,106,562,256.29x = 972,207,435,869,538,944
5. Step 5: Solve for x
   x = 972,207,435,869,538,944/1,106,562,256.29
6. Step 6: Final answer
   x = 878,583,586.55