Finding the Fourth Proportional to 53,350,870.45, 74,892,772.55 and 53,350,870.45

Step by Step Solution

1. Step 1: Write the proportion equation
   53,350,870.45 : 74,892,772.55 = 53,350,870.45 : x
2. Step 2: Convert to fraction form
   53,350,870.45/74,892,772.55 = 53,350,870.45/x
3. Step 3: Cross multiply
   53,350,870.45x = 74,892,772.55 × 53,350,870.45
4. Step 4: Simplify right side
   53,350,870.45x = 3,995,594,605,956,366
5. Step 5: Solve for x
   x = 3,995,594,605,956,366/53,350,870.45
6. Step 6: Final answer
   x = 74,892,772.55