Finding the Fourth Proportional to 43,499.32, 60,026.20 and 25,590.87

Step by Step Solution

1. Step 1: Write the proportion equation
   43,499.32 : 60,026.20 = 25,590.87 : x
2. Step 2: Convert to fraction form
   43,499.32/60,026.20 = 25,590.87/x
3. Step 3: Cross multiply
   43,499.32x = 60,026.20 × 25,590.87
4. Step 4: Simplify right side
   43,499.32x = 1,536,122,680.79
5. Step 5: Solve for x
   x = 1,536,122,680.79/43,499.32
6. Step 6: Final answer
   x = 35,313.72