Finding the Fourth Proportional to 99,034.74, 148,174.83 and 87,093.72

Step by Step Solution

1. Step 1: Write the proportion equation
   99,034.74 : 148,174.83 = 87,093.72 : x
2. Step 2: Convert to fraction form
   99,034.74/148,174.83 = 87,093.72/x
3. Step 3: Cross multiply
   99,034.74x = 148,174.83 × 87,093.72
4. Step 4: Simplify right side
   99,034.74x = 12,905,097,155.07
5. Step 5: Solve for x
   x = 12,905,097,155.07/99,034.74
6. Step 6: Final answer
   x = 130,308.79