Finding the Fourth Proportional to 21,173,081.94, 31,746,816.54 and 9,499,316.04

Step by Step Solution

1. Step 1: Write the proportion equation
   21,173,081.94 : 31,746,816.54 = 9,499,316.04 : x
2. Step 2: Convert to fraction form
   21,173,081.94/31,746,816.54 = 9,499,316.04/x
3. Step 3: Cross multiply
   21,173,081.94x = 31,746,816.54 × 9,499,316.04
4. Step 4: Simplify right side
   21,173,081.94x = 301,573,043,577,359.25
5. Step 5: Solve for x
   x = 301,573,043,577,359.25/21,173,081.94
6. Step 6: Final answer
   x = 14,243,228.47