Finding the Fourth Proportional to 42,050.06, 63,064.34 and 12,460.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,050.06 : 63,064.34 = 12,460.98 : x
2. Step 2: Convert to fraction form
   42,050.06/63,064.34 = 12,460.98/x
3. Step 3: Cross multiply
   42,050.06x = 63,064.34 × 12,460.98
4. Step 4: Simplify right side
   42,050.06x = 785,843,417.15
5. Step 5: Solve for x
   x = 785,843,417.15/42,050.06
6. Step 6: Final answer
   x = 18,688.29