Finding the Fourth Proportional to 32,298.48, 48,428.20 and 21,062.16

Step by Step Solution

1. Step 1: Write the proportion equation
   32,298.48 : 48,428.20 = 21,062.16 : x
2. Step 2: Convert to fraction form
   32,298.48/48,428.20 = 21,062.16/x
3. Step 3: Cross multiply
   32,298.48x = 48,428.20 × 21,062.16
4. Step 4: Simplify right side
   32,298.48x = 1,020,002,496.91
5. Step 5: Solve for x
   x = 1,020,002,496.91/32,298.48
6. Step 6: Final answer
   x = 31,580.51