Finding the Fourth Proportional to 56,530.06, 78,005.70 and 32,664.42

Step by Step Solution

1. Step 1: Write the proportion equation
   56,530.06 : 78,005.70 = 32,664.42 : x
2. Step 2: Convert to fraction form
   56,530.06/78,005.70 = 32,664.42/x
3. Step 3: Cross multiply
   56,530.06x = 78,005.70 × 32,664.42
4. Step 4: Simplify right side
   56,530.06x = 2,548,010,947.19
5. Step 5: Solve for x
   x = 2,548,010,947.19/56,530.06
6. Step 6: Final answer
   x = 45,073.56