Finding the Fourth Proportional to 42,429.42, 63,613.83 and 19,927.53

Step by Step Solution

1. Step 1: Write the proportion equation
   42,429.42 : 63,613.83 = 19,927.53 : x
2. Step 2: Convert to fraction form
   42,429.42/63,613.83 = 19,927.53/x
3. Step 3: Cross multiply
   42,429.42x = 63,613.83 × 19,927.53
4. Step 4: Simplify right side
   42,429.42x = 1,267,666,505.74
5. Step 5: Solve for x
   x = 1,267,666,505.74/42,429.42
6. Step 6: Final answer
   x = 29,877.06