Finding the Fourth Proportional to 106,499.43, 146,969.72 and 58,752.77

Step by Step Solution

1. Step 1: Write the proportion equation
   106,499.43 : 146,969.72 = 58,752.77 : x
2. Step 2: Convert to fraction form
   106,499.43/146,969.72 = 58,752.77/x
3. Step 3: Cross multiply
   106,499.43x = 146,969.72 × 58,752.77
4. Step 4: Simplify right side
   106,499.43x = 8,634,878,156.12
5. Step 5: Solve for x
   x = 8,634,878,156.12/106,499.43
6. Step 6: Final answer
   x = 81,079.10