Finding the Fourth Proportional to 135,151.52, 202,696.56 and 64,994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   135,151.52 : 202,696.56 = 64,994.72 : x
2. Step 2: Convert to fraction form
   135,151.52/202,696.56 = 64,994.72/x
3. Step 3: Cross multiply
   135,151.52x = 202,696.56 × 64,994.72
4. Step 4: Simplify right side
   135,151.52x = 13,174,206,162.16
5. Step 5: Solve for x
   x = 13,174,206,162.16/135,151.52
6. Step 6: Final answer
   x = 97,477.31