Finding the Fourth Proportional to 42,301.31, 63,435.56 and 22,569.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,301.31 : 63,435.56 = 22,569.10 : x
2. Step 2: Convert to fraction form
   42,301.31/63,435.56 = 22,569.10/x
3. Step 3: Cross multiply
   42,301.31x = 63,435.56 × 22,569.10
4. Step 4: Simplify right side
   42,301.31x = 1,431,683,225.76
5. Step 5: Solve for x
   x = 1,431,683,225.76/42,301.31
6. Step 6: Final answer
   x = 33,844.89