Finding the Fourth Proportional to 121,155.33, 181,810.76 and 58,791.81

Step by Step Solution

1. Step 1: Write the proportion equation
   121,155.33 : 181,810.76 = 58,791.81 : x
2. Step 2: Convert to fraction form
   121,155.33/181,810.76 = 58,791.81/x
3. Step 3: Cross multiply
   121,155.33x = 181,810.76 × 58,791.81
4. Step 4: Simplify right side
   121,155.33x = 10,688,983,657.88
5. Step 5: Solve for x
   x = 10,688,983,657.88/121,155.33
6. Step 6: Final answer
   x = 88,225.45