Finding the Fourth Proportional to 52,308.52, 78,459.91 and 30,681.99

Step by Step Solution

1. Step 1: Write the proportion equation
   52,308.52 : 78,459.91 = 30,681.99 : x
2. Step 2: Convert to fraction form
   52,308.52/78,459.91 = 30,681.99/x
3. Step 3: Cross multiply
   52,308.52x = 78,459.91 × 30,681.99
4. Step 4: Simplify right side
   52,308.52x = 2,407,306,097.32
5. Step 5: Solve for x
   x = 2,407,306,097.32/52,308.52
6. Step 6: Final answer
   x = 46,021.30