Finding the Fourth Proportional to 106,464.51, 146,921.18 and 58,066.61

Step by Step Solution

1. Step 1: Write the proportion equation
   106,464.51 : 146,921.18 = 58,066.61 : x
2. Step 2: Convert to fraction form
   106,464.51/146,921.18 = 58,066.61/x
3. Step 3: Cross multiply
   106,464.51x = 146,921.18 × 58,066.61
4. Step 4: Simplify right side
   106,464.51x = 8,531,213,834.86
5. Step 5: Solve for x
   x = 8,531,213,834.86/106,464.51
6. Step 6: Final answer
   x = 80,132.00