Finding the Fourth Proportional to 42,032, 63,068 and 26,232.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,032 : 63,068 = 26,232.72 : x
2. Step 2: Convert to fraction form
   42,032/63,068 = 26,232.72/x
3. Step 3: Cross multiply
   42,032x = 63,068 × 26,232.72
4. Step 4: Simplify right side
   42,032x = 1,654,445,184.96
5. Step 5: Solve for x
   x = 1,654,445,184.96/42,032
6. Step 6: Final answer
   x = 39,361.56