Finding the Fourth Proportional to 661,499,713.63, 992,340,374.82 and 224,683,128.82

Step by Step Solution

1. Step 1: Write the proportion equation
   661,499,713.63 : 992,340,374.82 = 224,683,128.82 : x
2. Step 2: Convert to fraction form
   661,499,713.63/992,340,374.82 = 224,683,128.82/x
3. Step 3: Cross multiply
   661,499,713.63x = 992,340,374.82 × 224,683,128.82
4. Step 4: Simplify right side
   661,499,713.63x = 222,962,140,268,969,152
5. Step 5: Solve for x
   x = 222,962,140,268,969,152/661,499,713.63
6. Step 6: Final answer
   x = 337,055,535.59