Finding the Fourth Proportional to 42,578,499.52, 58,758,351.78 and 22,999,387.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,578,499.52 : 58,758,351.78 = 22,999,387.42 : x
2. Step 2: Convert to fraction form
   42,578,499.52/58,758,351.78 = 22,999,387.42/x
3. Step 3: Cross multiply
   42,578,499.52x = 58,758,351.78 × 22,999,387.42
4. Step 4: Simplify right side
   42,578,499.52x = 1,351,406,096,748,866.75
5. Step 5: Solve for x
   x = 1,351,406,096,748,866.75/42,578,499.52
6. Step 6: Final answer
   x = 31,739,166.76