Finding the Fourth Proportional to 42,152.89, 63,260.47 and 19,966.26

Step by Step Solution

1. Step 1: Write the proportion equation
   42,152.89 : 63,260.47 = 19,966.26 : x
2. Step 2: Convert to fraction form
   42,152.89/63,260.47 = 19,966.26/x
3. Step 3: Cross multiply
   42,152.89x = 63,260.47 × 19,966.26
4. Step 4: Simplify right side
   42,152.89x = 1,263,075,282.00
5. Step 5: Solve for x
   x = 1,263,075,282.00/42,152.89
6. Step 6: Final answer
   x = 29,964.14