Finding the Fourth Proportional to 1,664,071.78, 2,496,483.52 and 526,903.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664,071.78 : 2,496,483.52 = 526,903.06 : x
2. Step 2: Convert to fraction form
   1,664,071.78/2,496,483.52 = 526,903.06/x
3. Step 3: Cross multiply
   1,664,071.78x = 2,496,483.52 × 526,903.06
4. Step 4: Simplify right side
   1,664,071.78x = 1,315,404,805,927.57
5. Step 5: Solve for x
   x = 1,315,404,805,927.57/1,664,071.78
6. Step 6: Final answer
   x = 790,473.60