Finding the Fourth Proportional to 16,926,300.72, 23,358,210.84 and 9,191,274.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,926,300.72 : 23,358,210.84 = 9,191,274.48 : x
2. Step 2: Convert to fraction form
   16,926,300.72/23,358,210.84 = 9,191,274.48/x
3. Step 3: Cross multiply
   16,926,300.72x = 23,358,210.84 × 9,191,274.48
4. Step 4: Simplify right side
   16,926,300.72x = 214,691,727,192,151.38
5. Step 5: Solve for x
   x = 214,691,727,192,151.38/16,926,300.72
6. Step 6: Final answer
   x = 12,683,913.09