Finding the Fourth Proportional to 21,362,081.10, 32,068,004.85 and 12,852,026.70

Step by Step Solution

1. Step 1: Write the proportion equation
   21,362,081.10 : 32,068,004.85 = 12,852,026.70 : x
2. Step 2: Convert to fraction form
   21,362,081.10/32,068,004.85 = 12,852,026.70/x
3. Step 3: Cross multiply
   21,362,081.10x = 32,068,004.85 × 12,852,026.70
4. Step 4: Simplify right side
   21,362,081.10x = 412,138,854,547,929.50
5. Step 5: Solve for x
   x = 412,138,854,547,929.50/21,362,081.10
6. Step 6: Final answer
   x = 19,293,010.48