Finding the Fourth Proportional to 1,166,038,352.43, 1,609,133,047.56 and 637,404,492.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,166,038,352.43 : 1,609,133,047.56 = 637,404,492.69 : x
2. Step 2: Convert to fraction form
   1,166,038,352.43/1,609,133,047.56 = 637,404,492.69/x
3. Step 3: Cross multiply
   1,166,038,352.43x = 1,609,133,047.56 × 637,404,492.69
4. Step 4: Simplify right side
   1,166,038,352.43x = 1,025,668,633,850,695,552
5. Step 5: Solve for x
   x = 1,025,668,633,850,695,552/1,166,038,352.43
6. Step 6: Final answer
   x = 879,618,266.17