Finding the Fourth Proportional to 109,736.56, 151,441.64 and 64,416.52

Step by Step Solution

1. Step 1: Write the proportion equation
   109,736.56 : 151,441.64 = 64,416.52 : x
2. Step 2: Convert to fraction form
   109,736.56/151,441.64 = 64,416.52/x
3. Step 3: Cross multiply
   109,736.56x = 151,441.64 × 64,416.52
4. Step 4: Simplify right side
   109,736.56x = 9,755,343,431.89
5. Step 5: Solve for x
   x = 9,755,343,431.89/109,736.56
6. Step 6: Final answer
   x = 88,897.84