Finding the Fourth Proportional to 52,510.95, 72,463.97 and 28,637.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,510.95 : 72,463.97 = 28,637.10 : x
2. Step 2: Convert to fraction form
   52,510.95/72,463.97 = 28,637.10/x
3. Step 3: Cross multiply
   52,510.95x = 72,463.97 × 28,637.10
4. Step 4: Simplify right side
   52,510.95x = 2,075,158,026.88
5. Step 5: Solve for x
   x = 2,075,158,026.88/52,510.95
6. Step 6: Final answer
   x = 39,518.58