Finding the Fourth Proportional to 1,112,870.72, 1,535,734.56 and 635,912

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112,870.72 : 1,535,734.56 = 635,912 : x
2. Step 2: Convert to fraction form
   1,112,870.72/1,535,734.56 = 635,912/x
3. Step 3: Cross multiply
   1,112,870.72x = 1,535,734.56 × 635,912
4. Step 4: Simplify right side
   1,112,870.72x = 976,592,035,518.72
5. Step 5: Solve for x
   x = 976,592,035,518.72/1,112,870.72
6. Step 6: Final answer
   x = 877,543.11