Finding the Fourth Proportional to 65,344.08, 90,141.59 and 42,696.32

Step by Step Solution

1. Step 1: Write the proportion equation
   65,344.08 : 90,141.59 = 42,696.32 : x
2. Step 2: Convert to fraction form
   65,344.08/90,141.59 = 42,696.32/x
3. Step 3: Cross multiply
   65,344.08x = 90,141.59 × 42,696.32
4. Step 4: Simplify right side
   65,344.08x = 3,848,713,507.76
5. Step 5: Solve for x
   x = 3,848,713,507.76/65,344.08
6. Step 6: Final answer
   x = 58,899.19