Finding the Fourth Proportional to 12,710,040.48, 19,064,895.48 and 3,125,502.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,710,040.48 : 19,064,895.48 = 3,125,502.72 : x
2. Step 2: Convert to fraction form
   12,710,040.48/19,064,895.48 = 3,125,502.72/x
3. Step 3: Cross multiply
   12,710,040.48x = 19,064,895.48 × 3,125,502.72
4. Step 4: Simplify right side
   12,710,040.48x = 59,587,382,679,255.71
5. Step 5: Solve for x
   x = 59,587,382,679,255.71/12,710,040.48
6. Step 6: Final answer
   x = 4,688,213.45