Finding the Fourth Proportional to 23,499,968.64, 32,429,867.52 and 13,186,667.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,499,968.64 : 32,429,867.52 = 13,186,667.52 : x
2. Step 2: Convert to fraction form
   23,499,968.64/32,429,867.52 = 13,186,667.52/x
3. Step 3: Cross multiply
   23,499,968.64x = 32,429,867.52 × 13,186,667.52
4. Step 4: Simplify right side
   23,499,968.64x = 427,641,880,703,886.94
5. Step 5: Solve for x
   x = 427,641,880,703,886.94/23,499,968.64
6. Step 6: Final answer
   x = 18,197,551.12