Finding the Fourth Proportional to 1,118,109.50, 1,543,016.43 and 634,629.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,118,109.50 : 1,543,016.43 = 634,629.41 : x
2. Step 2: Convert to fraction form
   1,118,109.50/1,543,016.43 = 634,629.41/x
3. Step 3: Cross multiply
   1,118,109.50x = 1,543,016.43 × 634,629.41
4. Step 4: Simplify right side
   1,118,109.50x = 979,243,598,876.12
5. Step 5: Solve for x
   x = 979,243,598,876.12/1,118,109.50
6. Step 6: Final answer
   x = 875,802.95