Finding the Fourth Proportional to 4,911,687.72, 7,368,528.06 and 1,545,111.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,911,687.72 : 7,368,528.06 = 1,545,111.72 : x
2. Step 2: Convert to fraction form
   4,911,687.72/7,368,528.06 = 1,545,111.72/x
3. Step 3: Cross multiply
   4,911,687.72x = 7,368,528.06 × 1,545,111.72
4. Step 4: Simplify right side
   4,911,687.72x = 11,385,199,064,654.86
5. Step 5: Solve for x
   x = 11,385,199,064,654.86/4,911,687.72
6. Step 6: Final answer
   x = 2,317,981.05