Finding the Fourth Proportional to 173,975,667.88, 261,065,262.93 and 64,876,210.60

Step by Step Solution

1. Step 1: Write the proportion equation
   173,975,667.88 : 261,065,262.93 = 64,876,210.60 : x
2. Step 2: Convert to fraction form
   173,975,667.88/261,065,262.93 = 64,876,210.60/x
3. Step 3: Cross multiply
   173,975,667.88x = 261,065,262.93 × 64,876,210.60
4. Step 4: Simplify right side
   173,975,667.88x = 16,936,924,978,191,054
5. Step 5: Solve for x
   x = 16,936,924,978,191,054/173,975,667.88
6. Step 6: Final answer
   x = 97,352,263.02