Finding the Fourth Proportional to 52,658, 79,018.17 and 19,401.48

Step by Step Solution

1. Step 1: Write the proportion equation
   52,658 : 79,018.17 = 19,401.48 : x
2. Step 2: Convert to fraction form
   52,658/79,018.17 = 19,401.48/x
3. Step 3: Cross multiply
   52,658x = 79,018.17 × 19,401.48
4. Step 4: Simplify right side
   52,658x = 1,533,069,444.89
5. Step 5: Solve for x
   x = 1,533,069,444.89/52,658
6. Step 6: Final answer
   x = 29,113.70