Finding the Fourth Proportional to 160,449,426.88, 240,604,055.34 and 56,784,178.06

Step by Step Solution

1. Step 1: Write the proportion equation
   160,449,426.88 : 240,604,055.34 = 56,784,178.06 : x
2. Step 2: Convert to fraction form
   160,449,426.88/240,604,055.34 = 56,784,178.06/x
3. Step 3: Cross multiply
   160,449,426.88x = 240,604,055.34 × 56,784,178.06
4. Step 4: Simplify right side
   160,449,426.88x = 13,662,503,520,384,654
5. Step 5: Solve for x
   x = 13,662,503,520,384,654/160,449,426.88
6. Step 6: Final answer
   x = 85,151,463.52