Finding the Fourth Proportional to 8,136,443.25, 12,208,088.78 and 5,065,004.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,136,443.25 : 12,208,088.78 = 5,065,004.91 : x
2. Step 2: Convert to fraction form
   8,136,443.25/12,208,088.78 = 5,065,004.91/x
3. Step 3: Cross multiply
   8,136,443.25x = 12,208,088.78 × 5,065,004.91
4. Step 4: Simplify right side
   8,136,443.25x = 61,834,029,612,415.91
5. Step 5: Solve for x
   x = 61,834,029,612,415.91/8,136,443.25
6. Step 6: Final answer
   x = 7,599,638.77