Finding the Fourth Proportional to 42,270,466.62, 63,314,598.01 and 28,548,155.49

Step by Step Solution

1. Step 1: Write the proportion equation
   42,270,466.62 : 63,314,598.01 = 28,548,155.49 : x
2. Step 2: Convert to fraction form
   42,270,466.62/63,314,598.01 = 28,548,155.49/x
3. Step 3: Cross multiply
   42,270,466.62x = 63,314,598.01 × 28,548,155.49
4. Step 4: Simplify right side
   42,270,466.62x = 1,807,514,988,776,324.50
5. Step 5: Solve for x
   x = 1,807,514,988,776,324.50/42,270,466.62
6. Step 6: Final answer
   x = 42,760,705.84