Finding the Fourth Proportional to 32,200.77, 48,315.06 and 17,420.10

Step by Step Solution

1. Step 1: Write the proportion equation
   32,200.77 : 48,315.06 = 17,420.10 : x
2. Step 2: Convert to fraction form
   32,200.77/48,315.06 = 17,420.10/x
3. Step 3: Cross multiply
   32,200.77x = 48,315.06 × 17,420.10
4. Step 4: Simplify right side
   32,200.77x = 841,653,176.71
5. Step 5: Solve for x
   x = 841,653,176.71/32,200.77
6. Step 6: Final answer
   x = 26,137.67