Finding the Fourth Proportional to 70,967,002.86, 97,978,796.06 and 54,415,328.27

Step by Step Solution

1. Step 1: Write the proportion equation
   70,967,002.86 : 97,978,796.06 = 54,415,328.27 : x
2. Step 2: Convert to fraction form
   70,967,002.86/97,978,796.06 = 54,415,328.27/x
3. Step 3: Cross multiply
   70,967,002.86x = 97,978,796.06 × 54,415,328.27
4. Step 4: Simplify right side
   70,967,002.86x = 5,331,548,350,342,312
5. Step 5: Solve for x
   x = 5,331,548,350,342,312/70,967,002.86
6. Step 6: Final answer
   x = 75,127,145.51