Finding the Fourth Proportional to 101,835, 140,532.30 and 62,091

Step by Step Solution

1. Step 1: Write the proportion equation
   101,835 : 140,532.30 = 62,091 : x
2. Step 2: Convert to fraction form
   101,835/140,532.30 = 62,091/x
3. Step 3: Cross multiply
   101,835x = 140,532.30 × 62,091
4. Step 4: Simplify right side
   101,835x = 8,725,791,039.30
5. Step 5: Solve for x
   x = 8,725,791,039.30/101,835
6. Step 6: Final answer
   x = 85,685.58