Finding the Fourth Proportional to 42,492,128.90, 63,654,212.55 and 23,288,519.30

Step by Step Solution

1. Step 1: Write the proportion equation
   42,492,128.90 : 63,654,212.55 = 23,288,519.30 : x
2. Step 2: Convert to fraction form
   42,492,128.90/63,654,212.55 = 23,288,519.30/x
3. Step 3: Cross multiply
   42,492,128.90x = 63,654,212.55 × 23,288,519.30
4. Step 4: Simplify right side
   42,492,128.90x = 1,482,412,357,496,977.25
5. Step 5: Solve for x
   x = 1,482,412,357,496,977.25/42,492,128.90
6. Step 6: Final answer
   x = 34,886,751.87