Finding the Fourth Proportional to 100,987.76, 151,485.50 and 37,801.24

Step by Step Solution

1. Step 1: Write the proportion equation
   100,987.76 : 151,485.50 = 37,801.24 : x
2. Step 2: Convert to fraction form
   100,987.76/151,485.50 = 37,801.24/x
3. Step 3: Cross multiply
   100,987.76x = 151,485.50 × 37,801.24
4. Step 4: Simplify right side
   100,987.76x = 5,726,338,795.59
5. Step 5: Solve for x
   x = 5,726,338,795.59/100,987.76
6. Step 6: Final answer
   x = 56,703.30