Finding the Fourth Proportional to 56,521.90, 78,003.91 and 32,649.58

Step by Step Solution

1. Step 1: Write the proportion equation
   56,521.90 : 78,003.91 = 32,649.58 : x
2. Step 2: Convert to fraction form
   56,521.90/78,003.91 = 32,649.58/x
3. Step 3: Cross multiply
   56,521.90x = 78,003.91 × 32,649.58
4. Step 4: Simplify right side
   56,521.90x = 2,546,794,899.86
5. Step 5: Solve for x
   x = 2,546,794,899.86/56,521.90
6. Step 6: Final answer
   x = 45,058.55