Finding the Fourth Proportional to 98,095.56, 147,142.54 and 64,963.89

Step by Step Solution

1. Step 1: Write the proportion equation
   98,095.56 : 147,142.54 = 64,963.89 : x
2. Step 2: Convert to fraction form
   98,095.56/147,142.54 = 64,963.89/x
3. Step 3: Cross multiply
   98,095.56x = 147,142.54 × 64,963.89
4. Step 4: Simplify right side
   98,095.56x = 9,558,951,864.09
5. Step 5: Solve for x
   x = 9,558,951,864.09/98,095.56
6. Step 6: Final answer
   x = 97,445.31