Finding the Fourth Proportional to 107,490.30, 161,013.69 and 62,982

Step by Step Solution

1. Step 1: Write the proportion equation
   107,490.30 : 161,013.69 = 62,982 : x
2. Step 2: Convert to fraction form
   107,490.30/161,013.69 = 62,982/x
3. Step 3: Cross multiply
   107,490.30x = 161,013.69 × 62,982
4. Step 4: Simplify right side
   107,490.30x = 10,140,964,223.58
5. Step 5: Solve for x
   x = 10,140,964,223.58/107,490.30
6. Step 6: Final answer
   x = 94,343.06