Finding the Fourth Proportional to 64,026.72, 88,251.12 and 42,798.24

Step by Step Solution

1. Step 1: Write the proportion equation
   64,026.72 : 88,251.12 = 42,798.24 : x
2. Step 2: Convert to fraction form
   64,026.72/88,251.12 = 42,798.24/x
3. Step 3: Cross multiply
   64,026.72x = 88,251.12 × 42,798.24
4. Step 4: Simplify right side
   64,026.72x = 3,776,992,614.03
5. Step 5: Solve for x
   x = 3,776,992,614.03/64,026.72
6. Step 6: Final answer
   x = 58,990.88