Finding the Fourth Proportional to 42,352,127.12, 63,497,219.16 and 13,581,886.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,352,127.12 : 63,497,219.16 = 13,581,886.16 : x
2. Step 2: Convert to fraction form
   42,352,127.12/63,497,219.16 = 13,581,886.16/x
3. Step 3: Cross multiply
   42,352,127.12x = 63,497,219.16 × 13,581,886.16
4. Step 4: Simplify right side
   42,352,127.12x = 862,412,002,107,690.75
5. Step 5: Solve for x
   x = 862,412,002,107,690.75/42,352,127.12
6. Step 6: Final answer
   x = 20,362,897.00