Finding the Fourth Proportional to 136,087.34, 187,789.86 and 75,654.30

Step by Step Solution

1. Step 1: Write the proportion equation
   136,087.34 : 187,789.86 = 75,654.30 : x
2. Step 2: Convert to fraction form
   136,087.34/187,789.86 = 75,654.30/x
3. Step 3: Cross multiply
   136,087.34x = 187,789.86 × 75,654.30
4. Step 4: Simplify right side
   136,087.34x = 14,207,111,109.61
5. Step 5: Solve for x
   x = 14,207,111,109.61/136,087.34
6. Step 6: Final answer
   x = 104,397.01