Finding the Fourth Proportional to 52,881.46, 79,389.83 and 45,432.69

Step by Step Solution

1. Step 1: Write the proportion equation
   52,881.46 : 79,389.83 = 45,432.69 : x
2. Step 2: Convert to fraction form
   52,881.46/79,389.83 = 45,432.69/x
3. Step 3: Cross multiply
   52,881.46x = 79,389.83 × 45,432.69
4. Step 4: Simplify right side
   52,881.46x = 3,606,893,181.04
5. Step 5: Solve for x
   x = 3,606,893,181.04/52,881.46
6. Step 6: Final answer
   x = 68,207.14