Finding the Fourth Proportional to 353,087,333.20, 487,327,978.56 and 233,799,525.82

Step by Step Solution

1. Step 1: Write the proportion equation
   353,087,333.20 : 487,327,978.56 = 233,799,525.82 : x
2. Step 2: Convert to fraction form
   353,087,333.20/487,327,978.56 = 233,799,525.82/x
3. Step 3: Cross multiply
   353,087,333.20x = 487,327,978.56 × 233,799,525.82
4. Step 4: Simplify right side
   353,087,333.20x = 113,937,050,306,147,120
5. Step 5: Solve for x
   x = 113,937,050,306,147,120/353,087,333.20
6. Step 6: Final answer
   x = 322,688,013.96