Finding the Fourth Proportional to 107,697.42, 148,611.71 and 62,390.00

Step by Step Solution

1. Step 1: Write the proportion equation
   107,697.42 : 148,611.71 = 62,390.00 : x
2. Step 2: Convert to fraction form
   107,697.42/148,611.71 = 62,390.00/x
3. Step 3: Cross multiply
   107,697.42x = 148,611.71 × 62,390.00
4. Step 4: Simplify right side
   107,697.42x = 9,271,883,531.89
5. Step 5: Solve for x
   x = 9,271,883,531.89/107,697.42
6. Step 6: Final answer
   x = 86,091.97