Finding the Fourth Proportional to 184,638.72, 254,801.52 and 99,755.76

Step by Step Solution

1. Step 1: Write the proportion equation
   184,638.72 : 254,801.52 = 99,755.76 : x
2. Step 2: Convert to fraction form
   184,638.72/254,801.52 = 99,755.76/x
3. Step 3: Cross multiply
   184,638.72x = 254,801.52 × 99,755.76
4. Step 4: Simplify right side
   184,638.72x = 25,417,919,276.76
5. Step 5: Solve for x
   x = 25,417,919,276.76/184,638.72
6. Step 6: Final answer
   x = 137,663.00