Finding the Fourth Proportional to 134,139, 185,111.82 and 77,554.02

Step by Step Solution

1. Step 1: Write the proportion equation
   134,139 : 185,111.82 = 77,554.02 : x
2. Step 2: Convert to fraction form
   134,139/185,111.82 = 77,554.02/x
3. Step 3: Cross multiply
   134,139x = 185,111.82 × 77,554.02
4. Step 4: Simplify right side
   134,139x = 14,356,165,790.52
5. Step 5: Solve for x
   x = 14,356,165,790.52/134,139
6. Step 6: Final answer
   x = 107,024.55