Finding the Fourth Proportional to 101,151.96, 139,645.64 and 60,875.63

Step by Step Solution

1. Step 1: Write the proportion equation
   101,151.96 : 139,645.64 = 60,875.63 : x
2. Step 2: Convert to fraction form
   101,151.96/139,645.64 = 60,875.63/x
3. Step 3: Cross multiply
   101,151.96x = 139,645.64 × 60,875.63
4. Step 4: Simplify right side
   101,151.96x = 8,501,015,765.71
5. Step 5: Solve for x
   x = 8,501,015,765.71/101,151.96
6. Step 6: Final answer
   x = 84,042.02