Finding the Fourth Proportional to 1,136,150.55, 1,567,499.85 and 646,071.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,136,150.55 : 1,567,499.85 = 646,071.39 : x
2. Step 2: Convert to fraction form
   1,136,150.55/1,567,499.85 = 646,071.39/x
3. Step 3: Cross multiply
   1,136,150.55x = 1,567,499.85 × 646,071.39
4. Step 4: Simplify right side
   1,136,150.55x = 1,012,716,806,914.29
5. Step 5: Solve for x
   x = 1,012,716,806,914.29/1,136,150.55
6. Step 6: Final answer
   x = 891,357.93