Finding the Fourth Proportional to 105,840.07, 146,061.02 and 58,097.86

Step by Step Solution

1. Step 1: Write the proportion equation
   105,840.07 : 146,061.02 = 58,097.86 : x
2. Step 2: Convert to fraction form
   105,840.07/146,061.02 = 58,097.86/x
3. Step 3: Cross multiply
   105,840.07x = 146,061.02 × 58,097.86
4. Step 4: Simplify right side
   105,840.07x = 8,485,832,691.42
5. Step 5: Solve for x
   x = 8,485,832,691.42/105,840.07
6. Step 6: Final answer
   x = 80,175.99