Finding the Fourth Proportional to 106,090.53, 146,406.72 and 60,772.48

Step by Step Solution

1. Step 1: Write the proportion equation
   106,090.53 : 146,406.72 = 60,772.48 : x
2. Step 2: Convert to fraction form
   106,090.53/146,406.72 = 60,772.48/x
3. Step 3: Cross multiply
   106,090.53x = 146,406.72 × 60,772.48
4. Step 4: Simplify right side
   106,090.53x = 8,897,499,196.75
5. Step 5: Solve for x
   x = 8,897,499,196.75/106,090.53
6. Step 6: Final answer
   x = 83,867.04