Finding the Fourth Proportional to 34,309.31, 47,342.52 and 19,973.77

Step by Step Solution

1. Step 1: Write the proportion equation
   34,309.31 : 47,342.52 = 19,973.77 : x
2. Step 2: Convert to fraction form
   34,309.31/47,342.52 = 19,973.77/x
3. Step 3: Cross multiply
   34,309.31x = 47,342.52 × 19,973.77
4. Step 4: Simplify right side
   34,309.31x = 945,608,487.34
5. Step 5: Solve for x
   x = 945,608,487.34/34,309.31
6. Step 6: Final answer
   x = 27,561.28