Finding the Fourth Proportional to 42,646,300.32, 63,969,637.68 and 13,500,282.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,646,300.32 : 63,969,637.68 = 13,500,282.48 : x
2. Step 2: Convert to fraction form
   42,646,300.32/63,969,637.68 = 13,500,282.48/x
3. Step 3: Cross multiply
   42,646,300.32x = 63,969,637.68 × 13,500,282.48
4. Step 4: Simplify right side
   42,646,300.32x = 863,608,178,823,251.88
5. Step 5: Solve for x
   x = 863,608,178,823,251.88/42,646,300.32
6. Step 6: Final answer
   x = 20,250,482.98