Finding the Fourth Proportional to 21,860,955.80, 32,789,180.56 and 7,286,300.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,860,955.80 : 32,789,180.56 = 7,286,300.52 : x
2. Step 2: Convert to fraction form
   21,860,955.80/32,789,180.56 = 7,286,300.52/x
3. Step 3: Cross multiply
   21,860,955.80x = 32,789,180.56 × 7,286,300.52
4. Step 4: Simplify right side
   21,860,955.80x = 238,911,823,364,701.88
5. Step 5: Solve for x
   x = 238,911,823,364,701.88/21,860,955.80
6. Step 6: Final answer
   x = 10,928,699.80