Finding the Fourth Proportional to 114,429.96, 158,042.64 and 78,068.98

Step by Step Solution

1. Step 1: Write the proportion equation
   114,429.96 : 158,042.64 = 78,068.98 : x
2. Step 2: Convert to fraction form
   114,429.96/158,042.64 = 78,068.98/x
3. Step 3: Cross multiply
   114,429.96x = 158,042.64 × 78,068.98
4. Step 4: Simplify right side
   114,429.96x = 12,338,227,701.31
5. Step 5: Solve for x
   x = 12,338,227,701.31/114,429.96
6. Step 6: Final answer
   x = 107,823.40