Finding the Fourth Proportional to 97,419.88, 134,389.89 and 59,169.25

Step by Step Solution

1. Step 1: Write the proportion equation
   97,419.88 : 134,389.89 = 59,169.25 : x
2. Step 2: Convert to fraction form
   97,419.88/134,389.89 = 59,169.25/x
3. Step 3: Cross multiply
   97,419.88x = 134,389.89 × 59,169.25
4. Step 4: Simplify right side
   97,419.88x = 7,951,748,998.88
5. Step 5: Solve for x
   x = 7,951,748,998.88/97,419.88
6. Step 6: Final answer
   x = 81,623.47