Finding the Fourth Proportional to 435,663,142.34, 653,632,859.62 and 155,538,047.34

Step by Step Solution

1. Step 1: Write the proportion equation
   435,663,142.34 : 653,632,859.62 = 155,538,047.34 : x
2. Step 2: Convert to fraction form
   435,663,142.34/653,632,859.62 = 155,538,047.34/x
3. Step 3: Cross multiply
   435,663,142.34x = 653,632,859.62 × 155,538,047.34
4. Step 4: Simplify right side
   435,663,142.34x = 101,664,778,662,555,136
5. Step 5: Solve for x
   x = 101,664,778,662,555,136/435,663,142.34
6. Step 6: Final answer
   x = 233,356,391.17