Finding the Fourth Proportional to 136,184.72, 204,277.06 and 42,697.76

Step by Step Solution

1. Step 1: Write the proportion equation
   136,184.72 : 204,277.06 = 42,697.76 : x
2. Step 2: Convert to fraction form
   136,184.72/204,277.06 = 42,697.76/x
3. Step 3: Cross multiply
   136,184.72x = 204,277.06 × 42,697.76
4. Step 4: Simplify right side
   136,184.72x = 8,722,172,881.39
5. Step 5: Solve for x
   x = 8,722,172,881.39/136,184.72
6. Step 6: Final answer
   x = 64,046.63