Finding the Fourth Proportional to 42,469, 63,254.93 and 40,248.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,469 : 63,254.93 = 40,248.52 : x
2. Step 2: Convert to fraction form
   42,469/63,254.93 = 40,248.52/x
3. Step 3: Cross multiply
   42,469x = 63,254.93 × 40,248.52
4. Step 4: Simplify right side
   42,469x = 2,545,917,315.20
5. Step 5: Solve for x
   x = 2,545,917,315.20/42,469
6. Step 6: Final answer
   x = 59,947.66