Finding the Fourth Proportional to 4,911,678.72, 7,368,514.56 and 1,545,102.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,911,678.72 : 7,368,514.56 = 1,545,102.72 : x
2. Step 2: Convert to fraction form
   4,911,678.72/7,368,514.56 = 1,545,102.72/x
3. Step 3: Cross multiply
   4,911,678.72x = 7,368,514.56 × 1,545,102.72
4. Step 4: Simplify right side
   4,911,678.72x = 11,385,111,889,015.60
5. Step 5: Solve for x
   x = 11,385,111,889,015.60/4,911,678.72
6. Step 6: Final answer
   x = 2,317,967.55