Finding the Fourth Proportional to 1,412,123.52, 2,116,994.76 and 612,802.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412,123.52 : 2,116,994.76 = 612,802.92 : x
2. Step 2: Convert to fraction form
   1,412,123.52/2,116,994.76 = 612,802.92/x
3. Step 3: Cross multiply
   1,412,123.52x = 2,116,994.76 × 612,802.92
4. Step 4: Simplify right side
   1,412,123.52x = 1,297,300,570,552.70
5. Step 5: Solve for x
   x = 1,297,300,570,552.70/1,412,123.52
6. Step 6: Final answer
   x = 918,687.74