Finding the Fourth Proportional to 105,018,308.35, 157,527,462.53 and 105,018,308.35

Step by Step Solution

1. Step 1: Write the proportion equation
   105,018,308.35 : 157,527,462.53 = 105,018,308.35 : x
2. Step 2: Convert to fraction form
   105,018,308.35/157,527,462.53 = 105,018,308.35/x
3. Step 3: Cross multiply
   105,018,308.35x = 157,527,462.53 × 105,018,308.35
4. Step 4: Simplify right side
   105,018,308.35x = 16,543,267,633,043,520
5. Step 5: Solve for x
   x = 16,543,267,633,043,520/105,018,308.35
6. Step 6: Final answer
   x = 157,527,462.53