Finding the Fourth Proportional to 533,287,722.16, 799,850,758.72 and 145,140,799.24

Step by Step Solution

1. Step 1: Write the proportion equation
   533,287,722.16 : 799,850,758.72 = 145,140,799.24 : x
2. Step 2: Convert to fraction form
   533,287,722.16/799,850,758.72 = 145,140,799.24/x
3. Step 3: Cross multiply
   533,287,722.16x = 799,850,758.72 × 145,140,799.24
4. Step 4: Simplify right side
   533,287,722.16x = 116,090,978,393,341,216
5. Step 5: Solve for x
   x = 116,090,978,393,341,216/533,287,722.16
6. Step 6: Final answer
   x = 217,689,201.47