Finding the Fourth Proportional to 758,947.23, 1,138,789.89 and 359,111.70

Step by Step Solution

1. Step 1: Write the proportion equation
   758,947.23 : 1,138,789.89 = 359,111.70 : x
2. Step 2: Convert to fraction form
   758,947.23/1,138,789.89 = 359,111.70/x
3. Step 3: Cross multiply
   758,947.23x = 1,138,789.89 × 359,111.70
4. Step 4: Simplify right side
   758,947.23x = 408,952,773,340.71
5. Step 5: Solve for x
   x = 408,952,773,340.71/758,947.23
6. Step 6: Final answer
   x = 538,842.17