Finding the Fourth Proportional to 12,786,111.36, 19,186,733.76 and 4,704,762

Step by Step Solution

1. Step 1: Write the proportion equation
   12,786,111.36 : 19,186,733.76 = 4,704,762 : x
2. Step 2: Convert to fraction form
   12,786,111.36/19,186,733.76 = 4,704,762/x
3. Step 3: Cross multiply
   12,786,111.36x = 19,186,733.76 × 4,704,762
4. Step 4: Simplify right side
   12,786,111.36x = 90,269,015,898,165.12
5. Step 5: Solve for x
   x = 90,269,015,898,165.12/12,786,111.36
6. Step 6: Final answer
   x = 7,059,927.24