Finding the Third Proportional to 920,362.50 and 1,977,336.56

Step by Step Solution

1. Step 1: Write the proportion equation
   920,362.50 : 1,977,336.56 = 1,977,336.56 : x
2. Step 2: Convert to fraction form
   920,362.50/1,977,336.56 = 1,977,336.56/x
3. Step 3: Cross multiply
   920,362.50x = 1,977,336.56 × 1,977,336.56
4. Step 4: Simplify right side
   920,362.50x = 3,909,859,881,399.32
5. Step 5: Solve for x
   x = 3,909,859,881,399.32/920,362.50
6. Step 6: Final answer
   x = 4,248,173.82