Finding the Fourth Proportional to 31,030,962.96, 42,822,728.46 and 17,985,788.58

Step by Step Solution

1. Step 1: Write the proportion equation
   31,030,962.96 : 42,822,728.46 = 17,985,788.58 : x
2. Step 2: Convert to fraction form
   31,030,962.96/42,822,728.46 = 17,985,788.58/x
3. Step 3: Cross multiply
   31,030,962.96x = 42,822,728.46 × 17,985,788.58
4. Step 4: Simplify right side
   31,030,962.96x = 770,200,540,500,308.88
5. Step 5: Solve for x
   x = 770,200,540,500,308.88/31,030,962.96
6. Step 6: Final answer
   x = 24,820,387.99