Finding the Fourth Proportional to 12,730,664.94, 19,095,810.42 and 3,146,043.20

Step by Step Solution

1. Step 1: Write the proportion equation
   12,730,664.94 : 19,095,810.42 = 3,146,043.20 : x
2. Step 2: Convert to fraction form
   12,730,664.94/19,095,810.42 = 3,146,043.20/x
3. Step 3: Cross multiply
   12,730,664.94x = 19,095,810.42 × 3,146,043.20
4. Step 4: Simplify right side
   12,730,664.94x = 60,076,244,520,330.16
5. Step 5: Solve for x
   x = 60,076,244,520,330.16/12,730,664.94
6. Step 6: Final answer
   x = 4,719,018.59