Finding the Fourth Proportional to 42,354,453.86, 63,371,357.31 and 25,091,919.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,354,453.86 : 63,371,357.31 = 25,091,919.80 : x
2. Step 2: Convert to fraction form
   42,354,453.86/63,371,357.31 = 25,091,919.80/x
3. Step 3: Cross multiply
   42,354,453.86x = 63,371,357.31 × 25,091,919.80
4. Step 4: Simplify right side
   42,354,453.86x = 1,590,109,015,239,663.75
5. Step 5: Solve for x
   x = 1,590,109,015,239,663.75/42,354,453.86
6. Step 6: Final answer
   x = 37,542,899.75