Finding the Fourth Proportional to 12,201,783.59, 16,839,954.72 and 7,045,136.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,201,783.59 : 16,839,954.72 = 7,045,136.48 : x
2. Step 2: Convert to fraction form
   12,201,783.59/16,839,954.72 = 7,045,136.48/x
3. Step 3: Cross multiply
   12,201,783.59x = 16,839,954.72 × 7,045,136.48
4. Step 4: Simplify right side
   12,201,783.59x = 118,639,779,361,520.06
5. Step 5: Solve for x
   x = 118,639,779,361,520.06/12,201,783.59
6. Step 6: Final answer
   x = 9,723,150.59