Finding the Fourth Proportional to 61,493.07, 91,730.06 and 59,680.29

Step by Step Solution

1. Step 1: Write the proportion equation
   61,493.07 : 91,730.06 = 59,680.29 : x
2. Step 2: Convert to fraction form
   61,493.07/91,730.06 = 59,680.29/x
3. Step 3: Cross multiply
   61,493.07x = 91,730.06 × 59,680.29
4. Step 4: Simplify right side
   61,493.07x = 5,474,476,582.52
5. Step 5: Solve for x
   x = 5,474,476,582.52/61,493.07
6. Step 6: Final answer
   x = 89,025.91