Finding the Fourth Proportional to 9,150,917.13, 12,628,498.05 and 5,020,947.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,150,917.13 : 12,628,498.05 = 5,020,947.18 : x
2. Step 2: Convert to fraction form
   9,150,917.13/12,628,498.05 = 5,020,947.18/x
3. Step 3: Cross multiply
   9,150,917.13x = 12,628,498.05 × 5,020,947.18
4. Step 4: Simplify right side
   9,150,917.13x = 63,407,021,671,783
5. Step 5: Solve for x
   x = 63,407,021,671,783/9,150,917.13
6. Step 6: Final answer
   x = 6,929,034.63