Finding the Fourth Proportional to 12,178,839, 16,806,791.99 and 7,284,061.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,178,839 : 16,806,791.99 = 7,284,061.01 : x
2. Step 2: Convert to fraction form
   12,178,839/16,806,791.99 = 7,284,061.01/x
3. Step 3: Cross multiply
   12,178,839x = 16,806,791.99 × 7,284,061.01
4. Step 4: Simplify right side
   12,178,839x = 122,421,698,117,085.03
5. Step 5: Solve for x
   x = 122,421,698,117,085.03/12,178,839
6. Step 6: Final answer
   x = 10,052,000.70