Finding the Fourth Proportional to 106,312.83, 146,701.61 and 60,994.55

Step by Step Solution

1. Step 1: Write the proportion equation
   106,312.83 : 146,701.61 = 60,994.55 : x
2. Step 2: Convert to fraction form
   106,312.83/146,701.61 = 60,994.55/x
3. Step 3: Cross multiply
   106,312.83x = 146,701.61 × 60,994.55
4. Step 4: Simplify right side
   106,312.83x = 8,947,997,876.47
5. Step 5: Solve for x
   x = 8,947,997,876.47/106,312.83
6. Step 6: Final answer
   x = 84,166.68