Finding the Fourth Proportional to 42,139,187.20, 58,156,797.72 and 23,805,653.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,139,187.20 : 58,156,797.72 = 23,805,653.68 : x
2. Step 2: Convert to fraction form
   42,139,187.20/58,156,797.72 = 23,805,653.68/x
3. Step 3: Cross multiply
   42,139,187.20x = 58,156,797.72 × 23,805,653.68
4. Step 4: Simplify right side
   42,139,187.20x = 1,384,460,585,660,133.50
5. Step 5: Solve for x
   x = 1,384,460,585,660,133.50/42,139,187.20
6. Step 6: Final answer
   x = 32,854,468.20