Finding the Fourth Proportional to 42,682,343.27, 64,033,700.25 and 13,928,532.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,682,343.27 : 64,033,700.25 = 13,928,532.35 : x
2. Step 2: Convert to fraction form
   42,682,343.27/64,033,700.25 = 13,928,532.35/x
3. Step 3: Cross multiply
   42,682,343.27x = 64,033,700.25 × 13,928,532.35
4. Step 4: Simplify right side
   42,682,343.27x = 891,895,465,422,328.12
5. Step 5: Solve for x
   x = 891,895,465,422,328.12/42,682,343.27
6. Step 6: Final answer
   x = 20,896,122.31