Finding the Fourth Proportional to 101,087.01, 139,502.12 and 58,648.28

Step by Step Solution

1. Step 1: Write the proportion equation
   101,087.01 : 139,502.12 = 58,648.28 : x
2. Step 2: Convert to fraction form
   101,087.01/139,502.12 = 58,648.28/x
3. Step 3: Cross multiply
   101,087.01x = 139,502.12 × 58,648.28
4. Step 4: Simplify right side
   101,087.01x = 8,181,558,403.60
5. Step 5: Solve for x
   x = 8,181,558,403.60/101,087.01
6. Step 6: Final answer
   x = 80,935.80