Finding the Fourth Proportional to 62,550.72, 93,806.56 and 20,988.16

Step by Step Solution

1. Step 1: Write the proportion equation
   62,550.72 : 93,806.56 = 20,988.16 : x
2. Step 2: Convert to fraction form
   62,550.72/93,806.56 = 20,988.16/x
3. Step 3: Cross multiply
   62,550.72x = 93,806.56 × 20,988.16
4. Step 4: Simplify right side
   62,550.72x = 1,968,827,090.33
5. Step 5: Solve for x
   x = 1,968,827,090.33/62,550.72
6. Step 6: Final answer
   x = 31,475.69